52526780256 has 48 divisors (see below), whose sum is σ = 137968267248. Its totient is φ = 17498073600.

The previous prime is 52526780227. The next prime is 52526780261. The reversal of 52526780256 is 65208762525.

52526780256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×52526780256² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13155 + ... + 324386.

It is an arithmetic number, because the mean of its divisors is an integer number (2874338901).

Almost surely, 2^52526780256 is an apocalyptic number.

It is an amenable number.

52526780256 is an abundant number, since it is smaller than the sum of its proper divisors (85441486992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52526780256 is a wasteful number, since it uses less digits than its factorization.

52526780256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339175 (or 339167 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 48.

The spelling of 52526780256 in words is "fifty-two billion, five hundred twenty-six million, seven hundred eighty thousand, two hundred fifty-six".